[  407.242469] PPP generic driver version 2.4.2
[  407.243099] NET: Registered PF_PPPOX protocol family
[  407.245045] l2tp_core: L2TP core driver, V2.0
[  407.246412] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  411.516135] ppp0: recursion detected
[  412.523273] ppp0: recursion detected